Question

Na figura, tg alfa =9,5154. Calcule x e y

Answer 1

tan a = x/y

9,5154 = x/y

x = 9,5154y

x² + y² = 25

(9,5154y)² + y² = 25

90,5428y² + y² = 25

91,5428y² = 25

y = √(25/91,5428)

y = 0,5225

x = 9,5154(0,5225)

x = 4,9718